[Hepatitis epidemica in Nordrhein-Westfalen in the years 1949-1950].
D001699:Biometry; D006505:Hepatitis; D006506:Hepatitis A / Q000453:epidemiology* / Q000706:statistics & numerical data*; D014765:Viral Vaccines
D014765:Viral Vaccines
HEPATITIS, INFECTIOUS/epidemiology and statistics
Die Hepatitis epidemica in Nordrhein-Westfalen in den-Jahren 1949 und 1950.